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TAXFAMGENSPESUB
Checklist for Family Tricrepicephalidae Palmer, 1954
and region North America (America)


Class
 
Trilobita
Walch, 1771
Trilobites
170
1617
4067
Families
Genera
Species
 
Taxom
 

Order
 
Ptychopariida
Swinnerton, 1915
40
390
1091
Families
Genera
Species
 
Taxom
 

Suborder
 
Ptychopariina
Richter, 1932
36
333
956
Families
Genera
Species
 
Taxom
 

Superfamily
 
Ptychoparioidea
Matthew, 1887
28
301
922
Families
Genera
Species
 
Taxom
 
FamilyTricrepicephalidae
Palmer, 1954
4
22
Genera
Species
 
Taxom
 


Genera for North America
4 Genera with 22 Species
Coleopachys Raymond, 19372SpeciesTaxom
Greylockia Raymond, 19371SpeciesTaxom
Lonchocephalus Owen, 011SpeciesTaxom
Meteoraspis Resser, 08SpeciesTaxom


Species list for North America
22 Species
Coleopachys pisum
Coleopachys strix Raymond, 1937
Greylockia minuta Raymond, 1937
Lonchocephalus angustus
Lonchocephalus bunus
Lonchocephalus calciferus Walcott, 1912
Lonchocephalus chippewaensis Owen, 1852
Lonchocephalus montanensis Lochman & Du..., 1944
Lonchocephalus parvulus Howell, 1957
Lonchocephalus pennsylvanicus Howell, 1957
Lonchocephalus pholus Walcott, 1916
Lonchocephalus planus
Lonchocephalus swartzi
Lonchocephalus waddlei
Meteoraspis borealis Lochman, 1938
Meteoraspis delia
Meteoraspis elongata
Meteoraspis keeganensis
Meteoraspis loisi
Meteoraspis mutica Rasetti, 1961
Meteoraspis robusta
Meteoraspis spinosa


Links, sources and further information
Tricrepicephalidae at gbif.org
Tricrepicephalidae at irmng.org